The Middle Baong Sandstone Unit as One of the Most Prospective Units in the Aru Area, North Sumatra

Mulhadiono, Pramu Hartoyo, P. A. Soedaldjo

Indonesian Petroleum Association

... and interpretation, and the available computer services allow a revision and the production of a better map. Figure 13 shows the velocity analyses...

Xu and White Revisited (Paper C8)

M. Sams, T. J. Focht, N. Azuairi Che Sidik

Geological Society of Malaysia (GSM)

... is replaced by the Hill average of the component minerals. The aspect ratio at each depth is adjusted until the modelled velocity matches the measured...

Depositional Turbidity Currents in Diapiric Minibasins on the Continental Slope: Formulation and Theory

Horacio Toniolo, Michael Lamb, Gary Parker

Journal of Sedimentary Research (SEPM)

..., p. 815–831. Pantin, H.M., 1979, Interaction between velocity and effective density in turbidity flow: phase-plane analysis, with criteria for auto...

Studies on Orientation and Imbrication of Pebbles with Respect to Cross-stratification

Supriya Sengupta

Journal of Sedimentary Research (SEPM)

... dip direction. 3. Influence of sphericity and shape on the preferred orientation of pebbles has been discussed by different authors (Lane and Carlson...

Abstract: Paleotectonic Controls on Structure in Southern Sand Wash Basin and the Potential Influence on Fracture Orientation and Distribution within the Niobrara Formation: An Integrated Seismic and Geologic Approach, by Lin, Vivian; Sarg, Rick; Sonnenberg, Stephen; #90163 (2013)

Search and Discovery.com

Sediment transport on the shelf margin of the Grand Banks of Newfoundland

J. V. Barrie, M. B. Collins

Atlantic Geology

... to occur only infrequently. Hence, combined wave and steady flow, often in the same direction, are the probable generating mechanism for the bedforms. Une...

Clay Mineralogy of Kope and Fairview Formations (Cincinnatian) in Cincinnati Area: ABSTRACT

Dennis R. Bassarab, Warren D. Huff

AAPG Bulletin

.... (March) Detailed clay mineralogical analyses were conducted on shales and mudstones of the Kope and Fairview Formations in the Upper Ordovician standard...

Pitfalls in Seismic Interpretation

Paul M. Tucker, Howard J. Yorston

Pacific Section of AAPG

... slip fault. Model 4. Thinning across fault. Before making a decision, we should consider the influence of velocity which might alter natural interval...

Measurements and Analysis of Settling Velocities of Natural Quartz Sand Grains

Jumpei Baba, Paul D. Komar

Journal of Sedimentary Research (SEPM)

... shape of sand particles: Jour. Sed. Petrology, v. 32, p. 645-656. COREY, A. W., 1949, Influence of shape on the fall velocity of sand grains [unpub...

Role of Salt Wedge in Bar-Finger Sand and Delta Development

George T. Moore

AAPG Bulletin

... displaces the rapidly flowing, sediment-laden fresh-water discharge, causing eddies to develop, decreasing the velocity, and resulting in significant...

The Effect of Clay Type On the Properties of Cohesive Sediment Gravity Flows and Their Deposits

Megan L. Baker, Jaco H. Baas, Jonathan Malarkey, Ricardo Silva Jacinto, Melissa J. Craig, Ian A. Kane, Simon Barker

Journal of Sedimentary Research (SEPM)

... flour, weakly cohesive kaolinite, and strongly cohesive bentonite in terms of flow behavior, head velocity, runout distance, and deposit geometry...

A PRELIMINARY STUDY OF THE EAST CANTON OILFIELD CLINTON SAND RESERVOIR IN STARK, CARROLL AND TUSCARAWAS COUNTIES, OHIO

Royal J. Watts, Research geophysicist, Morgantown Petroleum Research Laboratory, Bureau of Mines, U.S. Department of the Interior, Morgantown, West VirginiaCharles E. Whieldon, Jr., Petroleum engineering technician, Morgantown Petroleum Research Laboratory, Bureau of Mines, U.S. Department of the Interior, Morgantown, West Virginia

Ohio Geological Society

... of the Clinton unit in this area is apparently northeast-southwest with a sediment source from the east-northeast direction...

Interpreting the Concept of the Sedimentation Unit

Alan V. Jopling

Journal of Sedimentary Research (SEPM)

... direction and velocity of flow. The cross-laminations, however, record local and short-timed fluctuations in the velocity of the depositing current...

Conceptual and Numerical Modeling of the BIG'95 Debris Flow, Western Mediterranean Sea

Galderic Lastras, Fabio Vittorio De Blasio, Miquel Canals, Anders Elverhoi

Journal of Sedimentary Research (SEPM)

..., Issler, D.D., Elverhoi, A., Harbitz, C.B., Ilstad, T., Bryn, P., Lien, R., and Lovholt, F., 2003, Dynamics, velocity and run-out of the giant Storegga...

Seismic Anisotropy Modeling from Well Log in Talang Akar Formation, South Sumatra, Indonesia; #41360 (2014)

Thariq Guntoro, Intan Andriani Putri1, and Dwa Desa Warnana

Search and Discovery.com

... which varying with the directions. Seismic wave velocity varying with the direction of propagation caused the anisotropy characteristics of rock...

Integrated Study of Regional Tectonics, Geologic Structures, and Paleogeography Reconstruction to Develop CBM Cleat Model in Tanjung II Block, South Borneo

Dian Larasati, Sunarli Ardi, Gathuk Widiyanto, Fikri M. Fiqih, Djedi S. Widarto, Agus Guntoro

Indonesian Petroleum Association

... analyses are done in TJ2-CBM02 Wells to know the paleostress direction in each coal zone. Referring to the regional study, the structure   Fault...

Geodetic Constraints on Deformation and Earthquake Focal Mechanisms in the Dominican Republic

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ABSTRACT Observations of Intrinsic Anisotropy in Varied Geologic Settings, #90104 (2010)

Hathon Lori; Myers Michael T.

Search and Discovery.com

... by the rotation of grain contacts out of the bedding plane and into a direction perpendicular to the fast azimuthal velocity.  Intrinsic azimuthal anisotropy...

Settling Velocity and Grain Shape of Maërl Biogenic Gravel

Siddhi Joshi, Garret P. Duffy, Colin Brown

Journal of Sedimentary Research (SEPM)

...Settling Velocity and Grain Shape of Maërl Biogenic Gravel Siddhi Joshi, Garret P. Duffy, Colin Brown 2014 718 727 Vol. 84 (2014) No. 8. (August...

The Generation of Scour Marks Near Obstacles

Peter D. Richardson

Journal of Sedimentary Research (SEPM)

... cartesian system, x, y, z, the fluid velocity components are u = u(x, y, z, t) in the x-direction, v = v(x, y, z, t) in the y-direction, and w = w(x...

Effects of Biogenic Silica on Acoustic and Physical Properties of Clay-Rich Marine Sediments (1)

JANE S. TRIBBLE , FRED T. MACKENZIE , JOZSEF URMOS , DAVID K. O'BRIEN , and MURLI H. MANGHNANI

AAPG Bulletin

... between compressional velocity (V[p]) and opal-A content (Figure 2C) reflects the combined influence of grain density and porosity on sediment bulk...

Complex mountainous stepwise tomographic inversion modeling method

Haili Wang, Yongguo Wu, Weibo Li, Zhihui Yan, Li He, Baohua Yu

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the shallow layer is low due to the influence of the size of trace interval. Initial velocity model is built with the full use of the advantages of up-hole...

Three-dimensional joint inversion of seismic and gravity data using Gramian constraints and Gauss-Newton approach

Hao Zhu, Hongzhu Cai, Xinyu Wang, Ziang He, Lichao Liu, Xiong Xiong, Xiangyun Hu

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the velocity and residual density model in each iteration process. After determining the model's update direction 𝛿𝒎 through Equation (6), the model...

ABSTRACT: Petrography and Provenance of Sandstone, Sunnyside Oil-Impregnated Deposit, Uinta Basin, Utah, by M. Dane Picard and Elizabeth Y. Banks; #91043 (2011)

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Morphology and Origin of Ripple-Drift Cross-Lamination, with Examples from the Pleistocene of Massachusetts

Alan V. Jopling, Roger G. Walker

Journal of Sedimentary Research (SEPM)

... into a glacial lake. The different types of ripple-drift cross-lamination are attributed here to small fluctuations in the current velocity...